Comper - noun. Nerd slang for a computer. This term originated from a common typo present in emails sent from slow school computers. The exact origin is uncertain; however, the head of Sidwell Friends School's Computer Club, David Winton, claims to have created the term in a club email.

TO: Students
Subject: Comper Club meeting tomorrow after school
Body: There will be a meeting after school tomorrow where we discuss the future of the comper club. Remember to bring in the specs of your current compers.